<template>
<div>

  <!-- 顶部面包屑标识与导航 -->
  <el-breadcrumb separator-class="el-icon-arrow-right" style="font-size: 16px;">
    <el-breadcrumb-item :to="{ path: '/' }">
      <i class="el-icon-s-promotion"></i> 后台管理
    </el-breadcrumb-item>
    <el-breadcrumb-item>商品管理</el-breadcrumb-item>
    <el-breadcrumb-item>新增SPU</el-breadcrumb-item>
    <el-breadcrumb-item>第2步：填写基本信息</el-breadcrumb-item>
  </el-breadcrumb>
  <el-divider></el-divider>



  <!-- 添加数据的表单 -->
  <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="130px" class="demo-ruleForm">
    <el-form-item label="品牌" prop="brandId">
      <el-select v-model="ruleForm.brandId" placeholder="请选择品牌" style="width: 300px;">
        <el-option
            v-for="item in brandListOptions"
            :key="item.id"
            :label="item.name"
            :value="item.id">
        </el-option>
      </el-select>
    </el-form-item>


    <el-form-item label="属性模板" prop="attributeTemplateId">
      <el-select v-model="ruleForm.attributeTemplateId" placeholder="请选择属性模板" style="width: 300px;">
        <el-option
            v-for="item in attributeTemplateListOptions"
            :key="item.id"
            :label="item.name"
            :value="item.id">
        </el-option>
      </el-select>
    </el-form-item>


    <el-form-item label="商品名称" prop="name">
      <el-input v-model="ruleForm.name"></el-input>
    </el-form-item>
    <el-form-item label="标题" prop="title">
      <el-input v-model="ruleForm.title"></el-input>
    </el-form-item>
    <el-form-item label="简介" prop="description">
      <el-input v-model="ruleForm.description"></el-input>
    </el-form-item>
    <el-form-item label="货号" prop="typeNumber">
      <el-input v-model="ruleForm.typeNumber"></el-input>
    </el-form-item>


    <el-row>
      <el-col :span="12">
        <el-form-item label="计件单位" prop="unit">
          <el-input v-model="ruleForm.unit"></el-input>
        </el-form-item>
      </el-col>
      <el-col :span="12">
        <el-form-item label="售价" prop="listPrice">
          <el-input v-model="ruleForm.listPrice">
            <template slot="append">元</template>
          </el-input>
        </el-form-item>
      </el-col>
    </el-row>


    <el-row>
      <el-col :span="12">
        <el-form-item label="库存" prop="stock">
          <el-input v-model="ruleForm.stock">
            <template v-if="ruleForm.unit" slot="append">{{ ruleForm.unit }}</template>
          </el-input>
        </el-form-item>
      </el-col>


      <el-col :span="12">
        <el-form-item label="库存阈警值" prop="stockThreshold">
          <el-input v-model="ruleForm.stockThreshold">
            <template v-if="ruleForm.unit" slot="append">{{ ruleForm.unit }}</template>
          </el-input>
        </el-form-item>
      </el-col>
    </el-row>


    <el-form-item label="关键词" prop="keywords">
      <el-input v-model="ruleForm.keywords"></el-input>
    </el-form-item>
    <el-form-item label="标签" prop="tags">
      <el-input v-model="ruleForm.tags"></el-input>
    </el-form-item>
    <el-form-item label="排序序号" prop="sort">
      <el-input v-model="ruleForm.sort"></el-input>
    </el-form-item>
    <el-form-item>
      <el-button type="warning" @click="backToPreStep()">上一步</el-button>
      <el-button type="primary" @click="submitForm('ruleForm')">下一步</el-button>
      <el-button @click="resetForm('ruleForm')">重置</el-button>
    </el-form-item>
  </el-form>
</div>
</template>




<script>
export default {
  data() {
    return {

      // 品牌的下拉列表的选项数据
      brandListOptions: [],
      // 属性模板的下拉列表的选项数据
      attributeTemplateListOptions: [],
      // 表单
      ruleForm: {
        categoryId: '',
        categoryName: '',
        brandId: '',
        brandName: '',
        attributeTemplateId: '',
        name: 'Redmi Note 11 5G',
        title: 'Redmi Note 11 5G 天玑810 33W Pro快充 5000mAh大电池 6GB +128GB 浅梦星河',
        description: '【品质好物】天玑810，5000mAh大电池【Note11SE火热抢购中】',
        typeNumber: '100028235472',
        unit: '部',
        listPrice: '1199',
        stock: '5000',
        stockThreshold: '500',
        keywords: '小米,红米,智能手机',
        tags: '5G手机,快充手机,大容量电池手机',
        sort: '95'
      },
      // 表单规则
      rules: {
        brandId: [
          {type: 'number', required: true, message: '请选择品牌', trigger: 'blur'},
        ],
        attributeTemplateId: [
          {type: 'number', required: true, message: '请选择属性模板', trigger: 'blur'},
        ],
        name: [
          {required: true, message: '请输入商品名称', trigger: 'blur'},
        ],
        title: [
          {required: true, message: '请输入标题', trigger: 'blur'},
        ],
        description: [
          {required: true, message: '请输入简介', trigger: 'blur'},
        ],
        unit: [
          {required: true, message: '请输入计件单位', trigger: 'blur'},
        ],
        listPrice: [
          {required: true, message: '请输入售价', trigger: 'blur'},
        ],
        typeNumber: [
          {required: true, message: '请输入货号', trigger: 'blur'},
        ],
        stock: [
          {required: true, message: '请输入库存', trigger: 'blur'},
        ],
        stockThreshold: [
          {required: true, message: '请输入库存阈警值', trigger: 'blur'},
        ],
        keywords: [
          {required: true, message: '请输入关键词', trigger: 'blur'},
        ],
        tags: [
          {required: true, message: '请输入标签', trigger: 'blur'},
        ],
        sort: [
          {required: true, message: '请输入排序序号', trigger: 'blur'},
        ],
      }


    };
  },
  methods: {

    // 加载品牌列表
    loadBrandList() {
      //如果报错可以检查此处brand地址与后端是否相同
      //                               ↓↓↓↓↓↓↓↓↓↓↓          ↓↓↓1页显示所有品牌
      let url = 'http://localhost:9180/brand/list?queryType=all';
      console.log('url = ' + url);

      let localJwt = localStorage.getItem('localJwt')

      this.axios
          .create({
            'headers': {
              'Authorization': localJwt
            }
          })
          .get(url).then((response) => {
        let jsonResult = response.data;
        this.brandListOptions = jsonResult.data.list;
      });
    },
    //加载属性模版或品牌列表时需要在后端，添加查询所有的业务queryType=all，查询1页的所有内容，
    // 加载属性模板列表

    loadAttributeTemplateList() {

    //注意地址和后端Api文档匹配,还有端口号，不然会报错，
      //                          ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
      let url = 'http://localhost:9180/attribute-template/list?queryType=all';
      console.log('url = ' + url);

      let localJwt = localStorage.getItem('localJwt')

      this.axios
          .create({
            'headers': {
              'Authorization': localJwt
            }
          })
          .get(url).then((response) => {
        let jsonResult = response.data;
        if (jsonResult.state == 20000) {
          this.attributeTemplateListOptions = jsonResult.data.list;
        } else {
          this.$message.error(jsonResult.message);
        }
      });
    },
    // 返回上一步
    backToPreStep() {
      this.$router.push('add-new-1');
    },
    // 加载本地存储的表单数据
    loadLocalRuleForm() {
      let localRuleFormString = localStorage.getItem('localRuleForm');
      let localRuleForm = JSON.parse(localRuleFormString);

      if (!localRuleForm || !localRuleForm.categoryId) {
        this.$router.push('add-new-1');
        return;
      }

      if (localRuleForm.brandId) {
        this.ruleForm = localRuleForm;
      } else {
        this.ruleForm.categoryId = localRuleForm.categoryId;
        this.ruleForm.categoryName = localRuleForm.categoryName;
      }
    },
    // 提交表单：到下一步
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          /*TODO brand id值报错*/
          let url = 'http://localhost:9180/brand/standard/' + this.ruleForm.brandId;
          console.log('url = ' + url);

          let localJwt = localStorage.getItem('localJwt')

          this.axios
              .create({
                'headers': {
                  'Authorization': localJwt
                }
              })
              .get(url).then((response) => {
            let jsonResult = response.data;
            if (jsonResult.state == 20000) {
              let brand = jsonResult.data;
              if (brand.enable == 1) {
                this.ruleForm.brandName = brand.name;
                localStorage.setItem('localRuleForm', JSON.stringify(this.ruleForm));
                this.$router.push('add-new-3');
              } else {
                let message = '错误：选中的品牌已经被禁用！';
                this.$alert(message, '警告', {
                  confirmButtonText: '确定',
                  callback: action => {
                    this.loadAlbumList();
                  }
                });
              }
            } else {
              this.$alert(jsonResult.message, '警告', {
                confirmButtonText: '确定',
                callback: action => {
                  this.loadAlbumList();
                }
              });
            }
          });
        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },




    // 重置表单
    resetForm(formName) {
      this.$refs[formName].resetFields();
    }

      },

    mounted(){

      this.loadLocalRuleForm();
      this.loadBrandList();
      this.loadAttributeTemplateList();

    }

}
</script>

